Estadio: Cancha Central Round: 14 Ground: Clay
| ITF M15 Villa María | 2024/02/26 13:20 | Mariano Kestelboim v Facundo Mena | 6-3,6-0 |
| ITF M15 Villa María | 2024/02/24 16:10 | Alex M Pujolras v Mariano Kestelboim | 2-6,1-6 |
| ITF M15 Villa María | 2024/02/23 13:55 | Luciano Emanuel Ambrogi v Mariano Kestelboim | 4-6,4-6 |
| ITF M15 Villa María | 2024/02/22 14:00 | Franco Roncadelli v Mariano Kestelboim | 2-6,2-6 |
| ITF M15 Villa María | 2024/02/20 15:00 | Mariano Kestelboim v Nicolas Zanellato | 6-2,6-4 |
| Challenger de Piracicaba | 2024/01/30 13:00 | Gonzalo Villanueva v Mariano Kestelboim | 6-2,7-5 |
| Challenger de Piracicaba | 2024/01/29 13:00 | Enrique Bogo v Mariano Kestelboim | 2-6,0-6 |
| UTR Pro Tigre | 2023/12/10 19:49 | Leonardo Aboian v Mariano Kestelboim | 2-6,2-6 |